The state of the environment (1972-1992): saving our planet challenges and hopes.

Библиографические подробности
Соавтор:	United Nations Enviroment Programme (UNEP)
Формат:	‌
Язык:	English
Опубликовано:	Nairobi, Kenya UNEP 1992
Предметы:	Environmental management. Environmental policy. United Nations Enviroment Programme (UNEP)